.page-contact{
  --c-gap: clamp(16px, 2.6vw, 28px);
  --c-pad: clamp(18px, 3vw, 30px);
  --c-hair: 1px solid rgba(23, 23, 20, .22);
  display: block;
  background: var(--paper);
  color: var(--ink);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: clip;
}

.page-contact h2{
  font-family: var(--serif);
  font-size: clamp(20px, 3vw, 27px);
  font-weight: 700;
  line-height: 1.32;
  margin: 0 0 10px;
  letter-spacing: -.01em;
}

.page-contact a:focus-visible,
.page-contact summary:focus-visible{
  outline: 3px solid var(--cinnabar);
  outline-offset: 3px;
}

/* 首屏 */
.page-contact .contact-mast{
  padding: clamp(18px, 3.5vw, 40px) 0 clamp(18px, 3vw, 30px);
  border-bottom: 2px solid var(--ink);
}

.page-contact .contact-mast h1{
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(29px, 5.2vw, 50px);
  line-height: 1.16;
  letter-spacing: -.015em;
  margin: 10px 0 16px;
  max-width: 18em;
}

.page-contact .contact-lead{
  margin: 0;
  max-width: 40em;
  font-family: var(--sans);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ink);
  border-left: 4px solid var(--gold);
  padding-left: clamp(12px, 2vw, 18px);
}

/* 三通道索引 */
.page-contact .contact-index{
  display: grid;
  margin-top: clamp(18px, 3vw, 30px);
  border: 2px solid var(--ink);
  box-shadow: var(--push);
  background: var(--paper);
}

.page-contact .contact-index a{
  display: block;
  padding: 14px 18px;
  text-decoration: none;
  color: var(--ink);
  border-top: 2px solid var(--ink);
  transition: background .16s var(--ease), color .16s var(--ease);
}

.page-contact .contact-index a:first-child{
  border-top: 0;
}

.page-contact .contact-index a:hover,
.page-contact .contact-index a:focus-visible{
  background: var(--sand);
}

.page-contact .c-idx{
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
  margin-bottom: 3px;
}

.page-contact .c-name{
  display: block;
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
}

.page-contact .c-sub{
  display: block;
  margin-top: 3px;
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.6;
  color: var(--shale);
}

/* 主舞台 */
.page-contact .contact-stage{
  display: grid;
  gap: var(--c-gap);
  margin-top: clamp(26px, 4.5vw, 52px);
}

/* 邮件主卡 */
.page-contact .mail-card{
  border: 2px solid var(--ink);
  box-shadow: var(--push);
  background: var(--paper);
  padding: var(--c-pad);
}

.page-contact .mail-addr{
  display: block;
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(15px, 2.5vw, 25px);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink);
  text-decoration: none;
  word-break: break-all;
  padding-bottom: 12px;
  margin: 14px 0 14px;
  border-bottom: 4px solid var(--gold);
  transition: color .16s var(--ease), background .16s var(--ease);
}

.page-contact .mail-addr:hover{
  color: var(--gold);
  background: rgba(184, 117, 43, .09);
}

.page-contact .mail-note{
  margin: 0 0 18px;
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--shale);
  max-width: 34em;
}

.page-contact .mail-figure{
  margin: 0;
}

.page-contact .mail-figure img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border: 2px solid var(--ink);
  filter: saturate(.72) contrast(1.03);
}

.page-contact .mail-figure .figure__cap{
  display: block;
  margin-top: 8px;
  font-family: var(--sans);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--shale);
}

/* 右侧通道 */
.page-contact .contact-side{
  display: grid;
  gap: var(--c-gap);
}

.page-contact .call-card{
  background: var(--blue);
  color: var(--paper);
  border: 2px solid var(--ink);
  padding: var(--c-pad);
}

.page-contact .call-card h2{
  color: var(--paper);
}

.page-contact .eyebrow--light{
  color: var(--sand);
}

.page-contact .call-num{
  display: block;
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(22px, 4.4vw, 32px);
  letter-spacing: .04em;
  color: var(--gold);
  margin: 14px 0 12px;
}

.page-contact .call-note{
  margin: 0;
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(245, 241, 232, .86);
}

.page-contact .call-more{
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(245, 241, 232, .3);
}

.page-contact .call-more summary{
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--sand);
}

.page-contact .call-more summary::-webkit-details-marker{
  display: none;
}

.page-contact .call-more summary::after{
  content: "＋";
  margin-left: auto;
  font-family: var(--mono);
  color: var(--gold);
  font-size: 15px;
}

.page-contact .call-more[open] summary::after{
  content: "－";
}

.page-contact .call-steps{
  margin: 12px 0 0;
  padding-left: 18px;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 241, 232, .82);
}

.page-contact .call-steps li + li{
  margin-top: 6px;
}

/* 地址卡 */
.page-contact .addr-card{
  background: var(--sand);
  border: 2px solid var(--ink);
  box-shadow: var(--push);
  overflow: hidden;
}

.page-contact .addr-figure{
  margin: 0;
  border-bottom: 2px solid var(--ink);
}

.page-contact .addr-figure img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  filter: saturate(.65) contrast(1.02);
}

.page-contact .addr-body{
  padding: var(--c-pad);
}

.page-contact .addr-text{
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(17px, 2.5vw, 21px);
  line-height: 1.5;
  margin: 10px 0 10px;
  color: var(--ink);
}

.page-contact .addr-note{
  margin: 0;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.75;
  color: #3d3a32;
}

/* 事由标签 */
.page-contact .contact-topics{
  margin-top: clamp(34px, 6vw, 72px);
  border-top: 2px solid var(--ink);
  padding-top: clamp(20px, 3vw, 34px);
}

.page-contact .topics-lead{
  margin: 0;
  max-width: 38em;
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.78;
  color: var(--shale);
}

.page-contact .topic-list{
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .topic-list a{
  display: inline-block;
  padding: 9px 14px;
  border: 2px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.35;
  transition: transform .14s var(--ease), box-shadow .14s var(--ease), background .14s var(--ease), color .14s var(--ease);
}

.page-contact .topic-list a:hover,
.page-contact .topic-list a:focus-visible{
  background: var(--gold);
  color: var(--paper);
  transform: translate(-2px, -2px);
  box-shadow: 3px 3px 0 var(--ink);
}

.page-contact .topics-hint{
  margin: 20px 0 0;
  max-width: 40em;
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--shale);
}

.page-contact .topics-hint a{
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-contact .topics-hint a:hover{
  color: var(--gold);
}

/* 服务时间 */
.page-contact .contact-hours{
  margin-top: clamp(34px, 6vw, 72px);
  background: var(--deep);
  color: var(--paper);
  border: 2px solid var(--ink);
  padding: clamp(24px, 4vw, 44px) clamp(18px, 3.5vw, 40px);
}

.page-contact .hours-title{
  color: var(--paper);
  font-size: clamp(20px, 3vw, 26px);
}

.page-contact .hours-quote{
  margin: 16px 0 0;
  padding-left: clamp(12px, 2vw, 20px);
  border-left: 4px solid var(--gold);
  max-width: 34em;
  font-family: var(--serif);
  font-size: clamp(15px, 1.9vw, 18px);
  line-height: 1.72;
  color: var(--sand);
}

.page-contact .hours-facts{
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .hours-fact{
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-top: 14px;
  border-top: 1px solid rgba(245, 241, 232, .22);
}

.page-contact .hours-num{
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 600;
  line-height: 1;
  color: var(--gold);
}

.page-contact .hours-label{
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 241, 232, .8);
}

.page-contact .hours-links{
  list-style: none;
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.page-contact .hours-links a{
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--sand);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 201, 174, .45);
  padding-bottom: 2px;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-contact .hours-links a:hover{
  color: var(--gold);
  border-color: var(--gold);
}

/* 平板与桌面 */
@media (min-width: 720px){
  .page-contact .contact-index{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-index a{
    border-top: 0;
    border-left: 2px solid var(--ink);
  }

  .page-contact .contact-index a:first-child{
    border-left: 0;
  }

  .page-contact .hours-facts{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 960px){
  .page-contact .contact-stage{
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .mail-card{
    padding: clamp(24px, 2.6vw, 34px);
  }

  .page-contact .contact-topics{
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    column-gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .contact-topics h2{
    grid-column: 1;
    margin-bottom: 12px;
  }

  .page-contact .topics-lead{
    grid-column: 1;
  }

  .page-contact .topic-list{
    grid-column: 2;
    grid-row: 1 / span 3;
    margin-top: 4px;
  }

  .page-contact .topics-hint{
    grid-column: 1;
    margin-top: 18px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .topic-list a,
  .page-contact .mail-addr,
  .page-contact .contact-index a,
  .page-contact .hours-links a{
    transition: none;
  }

  .page-contact .topic-list a:hover,
  .page-contact .topic-list a:focus-visible{
    transform: none;
  }
}
<<<END>>>